Which of the following transfers would be expected to have the most efficient energy transfer?
a) lions eating a zebra
b) wolves eating a moose
c) hawk eating a fish
d) crocodiles eating a buffalo

D) crocodiles eating a buffalo... this is because the crocodile is a cold blooded animal therefore it doesn’t have to use the energy to maintain its body temperature.

the sun creates it's own light, also gives light and life to bunch of stuff like plants,animals,humans etc.photosyntesis is the process of making food which needs sun,water,nutrients etc.